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These thick
Both high and low level limits are user-adjustable to meet local regulations for supplemental CO2 use indoors
the manufacturer recommends using this product
once ingested by the wayward caterpillar or worm
Cultilene 4x4x4 Rockwool Block (144 pieces per case) spl_dlw These thickCultilene Blocks have an optimum air water ratio for healthy root growth and allow for great continued rooting thanks to the extremely even distribution of water and EC. These blocks have an excellent water absorption and (re)saturation rate and feature the exclusive Plant Comfort fibre structure which has a lower density of resistance during rooting with no loss of firmness. All blocks except the 3x3x3 also have the Optiplus feature, which is a
